#include<stdio.h>
int main ()
{
	int num=1024;
	int *ptr_num=&num;;;
	
	int **ptr_ptr_num;
	ptr_ptr_num=&ptr_num;
	printf("%p\n %x\n",ptr_num,&num);
	printf("num=%d\n",*&num);
	printf("num=%d\n",*ptr_num);
	printf("num=%d\n",*(*&ptr_num));
	printf("num=%d",**ptr_ptr_num);
	
	
	
	
	
	printf("\n\n");
	*ptr_num=1111;
	printf("%d\n",num);
	return 0;
} 
